Almost everyone has first-hand experience dealing with malware or viruses on their computer. I am sure that experience was not a positive one. At Veracity Technologies we deal with this issue on a daily basis. VT's Help Desk is great at removing malware and viruses from computers.
Does your organization deploy blackberry devices to your end-users?
Up until recently, the ability to synchronize MS Exchange email, contacts and calendar to your Blackberry devices "over the air" required an additional purchased software and license package.